Verbs ending in -e simply add -d to form the past tense. This is the most straightforward regular rule.
Crystallize is regular. It follows the -d Addition rule.
Use past time markers: "Yesterday, she crystallized to the store."
No. Use "did not crystallize" (not "did not crystallized").
The verb crystallize follows the standard English past tense conjugation rule. When forming the past tense, crystallize becomes crystallized. This follows the -d Addition pattern, which is one of the most common conjugation rules in English.
Understanding why crystallize becomes crystallized helps with spelling and pronunciation. Verbs ending in -e simply add -d to form the past tense. This is the most straightforward regular rule.
When using crystallized in writing, remember that it functions as a past tense verb and typically appears with time markers like yesterday, last week, or ago. For example: "Yesterday, she crystallized to the store." The past tense form does not change based on the subject — I crystallized, you crystallized, he/she crystallized, we crystallized, they crystallized.